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Customer reviews for Mobil Delvac 1300 Super Heavy Duty Premium Synthetic Blend Diesel Engine Oil 15W-40 4, 1-gallon bottles for
Mobil Delvac 1300 Super Heavy Duty Premium Synthetic Blend Diesel Engine Oil 15W-40 4, 1-gallon bottles
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4.8 out of 5 stars
stars
1,003 ratings460 reviews
  1. 5 stars92% (921)
  2. 4 stars4% (43)
  3. 3 stars1% (15)
  4. 2 stars1% (7)
  5. 1 star2% (17)

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Showing 151-160 of 460 reviews
Mar 22, 2023
Anonymous
5 out of 5 stars review

Verified Purchase

Fast delivery, good price

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Oct 19, 2022
James
5 out of 5 stars review

Verified Purchase

Fantastic Oil

Great oil. Use in all my Detroit diesels!

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Jun 6, 2025
stephen
5 out of 5 stars review

Verified Purchase

great oil also great price $3 less a gallon than auro parts store

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Feb 2, 2024
Jason
5 out of 5 stars review

Verified Purchase

[This review was collected as part of a promotion.] These are half the price than at any truck stop

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Jan 4, 2024
anonymous
5 out of 5 stars review

Verified Purchase

Perfect for my Tractor

The price for diesel engine oil was great.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Sep 20, 2024
Xo
4 out of 5 stars review

Verified Purchase

Delvac 15/40

Excellent product at a reasonable price.

Helpful?71PFIMTJQYAV7192496819
May 5, 2021
RDR GONZ
5 out of 5 stars review

Verified Purchase

Great oil for the price!!

Great oil at a great price!

Helpful?71PFIMTJQYAV7192496819
Feb 18, 2023
jimbo
5 out of 5 stars review

Verified Purchase

Motor oil

Good product at a great price

Helpful?71PFIMTJQYAV7192496819
Aug 4, 2023
James
5 out of 5 stars review

Verified Purchase

nice oil

have used Delvac oil for years good product

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819
Feb 19, 2024
WalmartCustomer
5 out of 5 stars review

Verified Purchase

[This review was collected as part of a promotion.] Use this product all the time.

Review from walmart.com
Helpful?71PFIMTJQYAV7192496819